diff --git a/com.unity.render-pipelines.high-definition/CHANGELOG.md b/com.unity.render-pipelines.high-definition/CHANGELOG.md
index 5ef8895bb8d..27ae0140b02 100644
--- a/com.unity.render-pipelines.high-definition/CHANGELOG.md
+++ b/com.unity.render-pipelines.high-definition/CHANGELOG.md
@@ -58,6 +58,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Fixed a warning to Rendering Debugger Runtime UI when debug shaders are stripped.
 - Fixed Probe volume debug exposure compensation to match the Lighting debug one.
 - Fixed lens flare occlusion issues with TAA. (1365098)
+- Fixed misleading text and improving the eye scene material samples. (case 1368665)
 
 ### Changed
 - Visual Environment ambient mode is now Dynamic by default.
diff --git a/com.unity.render-pipelines.high-definition/Documentation~/HDRP-Sample-Content.md b/com.unity.render-pipelines.high-definition/Documentation~/HDRP-Sample-Content.md
index e750d052588..8012c551f64 100644
--- a/com.unity.render-pipelines.high-definition/Documentation~/HDRP-Sample-Content.md
+++ b/com.unity.render-pipelines.high-definition/Documentation~/HDRP-Sample-Content.md
@@ -34,7 +34,7 @@ This Sample includes various examples of Materials. It includes Materials that u
 
 The Fabric, Hair and Eye Master Nodes usually require various work from artists inside the Shader Graph and the Samples are a good head start.
 
-In the **Eye** Scene, the eye examples use a carefully designed mesh with a particular UV setup. If you want to produce eyes of similar quality, open the eye mesh in 3D modelling software to see how the mesh is contructed and the UVs are setup.
+In the **Eye** Scene, the eye examples use a carefully designed mesh with a particular UV setup at a specific import scale factor. If you want to produce eyes of similar quality, open the eye mesh in 3D modelling software to see how the mesh is contructed and the UVs are setup.
 
 ## Lens Flare Samples
 
diff --git a/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Eye.unity b/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Eye.unity
index a2bb2b7dd19..df6d0ffbe66 100644
--- a/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Eye.unity
+++ b/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Eye.unity
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-  m_text: "The diffusion profiles have a world scale of 1 meter. This accommodates
-    for eyeballs that have a diameter of one meter.\n\nIn reality, eyeballs have
-    a diameter of roughly 25mm. To use the diffusion profiles at a realistic scale
-    you need to adjust the world scale in the diffusion profiles accordingly. \nTo
-    create lighting that works with such small objects, use punctual lights instead
-    of directional lights."
+  m_text: 'Eyeballs have a diameter of roughly 25mm. To use the diffusion profiles
+    at a realistic scale, the world scale in the diffusion profiles needs to be adjusted
+    accordingly. In this sample, the diffusion profiles world scale accommodates
+    for eyeballs that have different diameters.
+
+
+    This graph is specifically
+    made for this model with an import scale factor of one. A different graph needs
+    to be created when using different models or scale factor.
+
+
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+    that works with small objects, use punctual lights instead of directional lights.'
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   m_LocalPosition: {x: 2.625, y: -0.01, z: 0}
   m_LocalScale: {x: 5.1, y: 0.1, z: 5.1}
+  m_ConstrainProportionsScale: 0
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diff --git a/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Materials/M_EyeSG 1.mat b/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Materials/M_EyeSG 1.mat
index 49b95740f67..77ac59d3eaf 100644
--- a/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Materials/M_EyeSG 1.mat	
+++ b/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Materials/M_EyeSG 1.mat	
@@ -13,7 +13,7 @@ MonoBehaviour:
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-  - {fileID: 11400000, guid: 806662ba108f2924e87ff130ceb55b0c, type: 2}
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 MonoBehaviour:
@@ -28,6 +28,9 @@ MonoBehaviour:
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+    m_Values: 
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   m_Name: M_EyeSG 1
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+  m_ShaderKeywords: _DISABLE_SSR _DISABLE_SSR_TRANSPARENT
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-    - DiffusionProfile_bfbe0deb8ec4428a9cfcdb968651903c: 2.7440536
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     - _ATDistance: 1
@@ -258,6 +261,8 @@ Material:
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     - _IridescenceMask: 1
     - _IridescenceThickness: 1
+    - _Iris_Radius: 0.225
+    - _Iris_plane_offset: 0.02
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@@ -270,7 +275,7 @@ Material:
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     - _PPDPrimitiveWidth: 1
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-    - _ReceivesSSR: 1
+    - _ReceivesSSR: 0
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@@ -284,10 +289,10 @@ Material:
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     - _SrcBlend: 1
     - _StencilRef: 4
-    - _StencilRefDepth: 8
+    - _StencilRefDepth: 0
     - _StencilRefDistortionVec: 4
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-    - _StencilRefMV: 40
+    - _StencilRefGBuffer: 6
+    - _StencilRefMV: 32
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diff --git a/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Materials/M_EyeSG 2.mat b/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Materials/M_EyeSG 2.mat
index 758961b7f62..26ace1faf81 100644
--- a/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Materials/M_EyeSG 2.mat	
+++ b/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Materials/M_EyeSG 2.mat	
@@ -13,7 +13,7 @@ MonoBehaviour:
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-  m_Shader: {fileID: -6465566751694194690, guid: 144c83fb9066da94ca2be7e4cb41665f,
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@@ -46,12 +48,11 @@ Material:
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     MotionVector: User
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-  - DistortionVectors
+  - RayTracingPrepass
   - MOTIONVECTORS
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   - TransparentBackface
-  - RayTracingPrepass
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     - Vector1_BA182736: 1.376
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-    - Vector1_DFF948F3: 0.31
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+    - Vector1_FEA38ABB: 0.25
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     - _ATDistance: 1
@@ -208,6 +209,7 @@ Material:
     - _Anisotropy: 0
     - _BlendMode: 0
     - _CoatMask: 0
+    - _ConservativeDepthOffsetEnable: 0
     - _CullMode: 2
     - _CullModeForward: 2
     - _Cutoff: 0.5
@@ -235,6 +237,7 @@ Material:
     - _DistortionVectorBias: -1
     - _DistortionVectorScale: 2
     - _DoubleSidedEnable: 0
+    - _DoubleSidedGIMode: 0
     - _DoubleSidedNormalMode: 1
     - _DstBlend: 0
     - _EmissiveColorMode: 1
@@ -258,6 +261,8 @@ Material:
     - _Ior: 1.5
     - _IridescenceMask: 1
     - _IridescenceThickness: 1
+    - _Iris_Radius: 0.225
+    - _Iris_plane_offset: 0
     - _LinkDetailsWithBase: 1
     - _MaterialID: 1
     - _Metallic: 0
@@ -319,16 +324,14 @@ Material:
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-        g: 5.3160916e-17, b: -487.93198, a: 8.523088e-15}
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-    - _DiffusionProfileAsset: {r: 0.000031162726, g: -4.8898664e-36, b: 4.1490134e+11,
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diff --git a/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Materials/M_EyeSG 3.mat b/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Materials/M_EyeSG 3.mat
index 7a3a929a9a2..261766f5081 100644
--- a/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Materials/M_EyeSG 3.mat	
+++ b/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Materials/M_EyeSG 3.mat	
@@ -28,6 +28,9 @@ MonoBehaviour:
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   m_Name: M_EyeSG 3
-  m_Shader: {fileID: -6465566751694194690, guid: 144c83fb9066da94ca2be7e4cb41665f,
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index 7196770d739..0d55bba2412 100644
--- a/com.unity.render-pipelines.high-definition/Samples~/MaterialSamples/Materials/M_EyeSG 4.mat	
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index 1edd7c6f649..48f40e1ca32 100644
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